Littelfuse Inc.
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20KPA88
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20KPA88 Encyclopedia Entry

Product Identification

The 20KPA88 belongs to the category of transient voltage suppressor (TVS) diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transients.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: DO-214AC (SMA), SMC, SMB, or other surface mount packages
  • Essence: Safeguarding electronic circuits from overvoltage events
  • Packaging/Quantity: Typically available in reels or tubes containing a specific quantity per package

Specifications

  • Voltage Rating: 88V
  • Peak Pulse Power: 20kW
  • Operating Temperature Range: -55°C to +150°C
  • RoHS Compliance: Yes
  • Lead-Free Status: Lead-free

Detailed Pin Configuration

The 20KPA88 TVS diode typically features a two-pin configuration, with the anode and cathode terminals for easy integration into circuit designs.

Functional Features

  • Rapid response to voltage transients
  • Low clamping voltage to minimize stress on protected components
  • High surge current handling capability for robust protection

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Fast reaction time to transient events
  • Compact form factor for space-constrained applications

Disadvantages

  • Limited to specific voltage ratings
  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

When a voltage spike occurs, the 20KPA88 TVS diode rapidly conducts, diverting excess current away from sensitive components and limiting the voltage across the circuit.

Detailed Application Field Plans

The 20KPA88 is commonly employed in various electronic systems, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • 20KPA Series: Includes various voltage ratings and power capabilities
  • Other manufacturers' equivalents: e.g., SMAJ series from Littlefuse, P6KE series from Vishay

In conclusion, the 20KPA88 transient voltage suppressor diode offers effective protection against voltage transients, making it an essential component in safeguarding electronic circuits from overvoltage events.

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기술 솔루션에 20KPA88 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is 20KPA88?

    • 20KPA88 is a transient voltage suppressor diode used to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of 20KPA88?

    • The maximum peak pulse power of 20KPA88 is typically 20000 watts.

  3. What is the breakdown voltage of 20KPA88?

    • The breakdown voltage of 20KPA88 is typically 88 volts.

  4. How does 20KPA88 protect electronic circuits?

    • 20KPA88 diverts excess voltage away from sensitive components by providing a low-impedance path to ground during transient events.

  5. What are the typical applications of 20KPA88?

    • 20KPA88 is commonly used in surge protection for telecommunications equipment, automotive electronics, industrial control systems, and power supplies.

  6. What is the response time of 20KPA88?

    • The response time of 20KPA88 is typically very fast, in the order of nanoseconds, to quickly clamp down on voltage spikes.

  7. Can 20KPA88 be used for overvoltage protection in power lines?

    • Yes, 20KPA88 can be used to protect against overvoltage events in power lines and prevent damage to downstream electronic devices.

  8. Is 20KPA88 suitable for high-speed data lines?

    • Yes, 20KPA88 is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  9. What is the operating temperature range of 20KPA88?

    • The operating temperature range of 20KPA88 is typically -55°C to 150°C, making it suitable for a wide range of environments.

  10. Are there any specific layout considerations when using 20KPA88 in a circuit?

    • It's important to minimize the length and impedance of the traces connecting 20KPA88 to the protected circuit and to ensure proper grounding for effective protection.